CPC C09B 23/0066 (2013.01) [C09B 23/0025 (2013.01); C09B 23/0033 (2013.01); C09B 23/0041 (2013.01); C09B 69/105 (2013.01)] | 21 Claims |
1. A compound of Formula I:
A-B I
or a pharmaceutically acceptable salt thereof, wherein:
A is selected from A-3, A-4, A-5, and A-6:
wherein:
indicates the bond between A and B;
X is selected from the group consisting of a bond, C, CH2, NH, —NH—C1-6 alkylene-, O and S;
each RA is an independently selected anionic group selected from oxide, carbonate, carboxylate, phosphate, sulfide, sulfinate, and sulfonate;
each RC is an independently selected cationic group selected from ammonium, C1-6 alkylammonium, di(C1-6 alkyl)ammonium, and tri(C1-6 alkyl)ammonium; and
L1, L2, and L3 are each an independently selected C1-6 alkylene group;
B is a biocompatible polymer substituted by one or more C groups and one or more -D-E groups;
each C is independently selected from the group consisting of H and an anionic group;
each D is an independently selected linking group; and
each E is an independently selected metal chelating group.
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